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Technical Information
Metal Framing & Cable Tray — Superstrut
®
Metal Framing System
Design Applications (continued)
Table 11 — Standard Dimensions and Weights of Piping Materials and Conduit
MECHANICAL (SCHEDULE 40)
NOMINAL
STD. PIPE
SIZE
(IN.)
PIPE
O.D.
(IN.)
COUPLING
O.D.
(IN.)
1
⁄2 .84 1.06
3
⁄4 1.05 1.31
1 1.32 1.58
1
1
⁄4 1.66 1.90
1
1
⁄2 1.90 2.20
2 2.38 2.75
2
1
⁄2 2.88 3.25
3 3.50 4.00
3
1
⁄2 4.00 4.63
4 4.50 5.00
5 5.56 6.30
6 6.63 7.39
8 8.63 9.23
10 10.75 —
12 12.75 —
14 14.00 —
16 16.00 —
18 18.00 —
20 20.00 —
22 22.00 —
24 24.00 —
26 26.00 —
28 28.00 —
30 30.00 —
NOMINAL
CONDUIT
SIZE
(IN.)
ELECTRICAL CONDUIT
RIGID STEEL
CONDUIT
O.D.
(IN.)
THIN WALL (EMT)
CONDUIT
O.D.
(IN.)
1
⁄2 .84 .71
3
⁄4 1.05 .92
1 1.32 1.16
1
1
⁄4 1.66 1.51
2 2.38 2.20
2
1
⁄2 2.88 2.88
3 3.50 3.50
4 4.50 4.50
* Includes weight of heaviest conductor combination